.operation-guide {
    position: absolute;
    height: 40px;
    width: 100%;
    bottom: 0;
    background: rgba(0, 0, 0, .7);
    text-align: center;
}
    



p.shine
{
    font-family: 'Microsoft Yahei', Arial, 'Lantinghei SC', 'Hiragino Sans GB', 'Helvetica Neue', Helvetica, Arial, sans-serif !important;

    font-size: 14px;
    font-weight: 500;
    /*line-height: 40px;*/
    
    letter-spacing: 1px;
    
    width: 100%;
    padding: 0;
}

.shine
{
    background: #222 -webkit-gradient(linear, left top, right top, from(#222), to(#222), color-stop(0.5, #fff)) 0 0 no-repeat;
    -webkit-background-size: 125px;
    
    color: rgba(255, 255, 255, 0.1);
    -webkit-background-clip: text;
    
    -webkit-animation-name: shine;
    -webkit-animation-duration: 1.5s;
    -webkit-animation-iteration-count: infinite;
}

@-webkit-keyframes shine
{
    0%
    {
        background-position: top left;
    }
    100%
    {
        background-position: top right;
    }
}